33 1001 Andrews, Arlyn; Boering, Kristie; Daube, Bruce; Wofsy, Steve Harvard University, Cambridge, MA 02138 (617-495-4566) CO2 Experiment ASHOE/MAESA 1 1 1994 06 08 2002 03 08 0 Elapsed time in UT seconds from 0 hours on flight date 1 1.00 9999.00 Mean Age in years 0 18 These values for mean age were calculated using measurements from Harvard CO2, ALIAS CH4, and ATLAS N2O. Uncertainties are believed to be <0.25 year. Details of the calculation are given in: # Andrews, A.E., K. A. Boering, B. C. Daube, S. C. Wofsy M. Loewenstein, H. Jost, J. R. Podolske, C. R. Webster, R. L. Herman, D. C. Scott, G. J. Flesch, E. J. Moyer, J. W. Elkins, G. S. Dutton, D. F. Hurst, F. L. Moore, E. A. Ray, P. A. Romashkin, and S. E. Strahan, Mean ages of stratospheric air derived from in situ observations of CO2, CH4, and N2O, JGR, 106(D23), 32,295-32,314, 2001. # Contact Arlyn Andrews (now at NOAA Earth System Research Laboratory, ph 303-497-6773, email Arlyn.Andrews@noaa.gov) for more information. # 71927.0 9999.00 71937.0 9999.00 71947.0 9999.00 71957.0 9999.00 71967.0 9999.00 71977.0 9999.00 71987.0 9999.00 71997.0 9999.00 72007.0 9999.00 72017.0 9999.00 72027.0 9999.00 72037.0 9999.00 72047.0 9999.00 72057.0 9999.00 72067.0 9999.00 72077.0 9999.00 72087.0 9999.00 72097.0 9999.00 72107.0 9999.00 72117.0 9999.00 72127.0 9999.00 72137.0 9999.00 72147.0 9999.00 72157.0 9999.00 72167.0 9999.00 72177.0 9999.00 72187.0 9999.00 72197.0 9999.00 72207.0 9999.00 72217.0 9999.00 72227.0 9999.00 72237.0 9999.00 72247.0 9999.00 72257.0 9999.00 72267.0 9999.00 72277.0 9999.00 72287.0 9999.00 72297.0 9999.00 72307.0 9999.00 72317.0 9999.00 72327.0 9999.00 72337.0 9999.00 72347.0 9999.00 72357.0 9999.00 72367.0 9999.00 72377.0 9999.00 72387.0 9999.00 72397.0 9999.00 72407.0 9999.00 72417.0 9999.00 72427.0 9999.00 72437.0 9999.00 72447.0 9999.00 72457.0 9999.00 72467.0 9999.00 72477.0 9999.00 72487.0 9999.00 72497.0 9999.00 72507.0 9999.00 72517.0 9999.00 72527.0 9999.00 72537.0 9999.00 72547.0 9999.00 72557.0 9999.00 72567.0 9999.00 72577.0 9999.00 72587.0 9999.00 72597.0 9999.00 72607.0 9999.00 72617.0 9999.00 72627.0 9999.00 72637.0 9999.00 72647.0 9999.00 72657.0 9999.00 72667.0 9999.00 72677.0 9999.00 72687.0 9999.00 72697.0 9999.00 72707.0 9999.00 72717.0 9999.00 72727.0 9999.00 72737.0 9999.00 72747.0 9999.00 72757.0 9999.00 72767.0 9999.00 72777.0 9999.00 72787.0 9999.00 72797.0 9999.00 72807.0 9999.00 72817.0 9999.00 72827.0 9999.00 72837.0 9999.00 72847.0 9999.00 72857.0 9999.00 72867.0 9999.00 72877.0 9999.00 72887.0 9999.00 72897.0 9999.00 72907.0 9999.00 72917.0 9999.00 72927.0 9999.00 72937.0 9999.00 72947.0 9999.00 72957.0 9999.00 72967.0 9999.00 72977.0 9999.00 72987.0 9999.00 72997.0 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